One psychologist thinks twentysomethings who are marrying, procreating, and starting careers later than their parents are inhabiting a new life stage called "emerging adulthood." But do today's young people really need a special term to define them?

In a fascinating New York Times Magazine piece on the causes of anxiety, Robin Marantz Henig writes that some people "are just born worriers, their brains forever anticipating the dropping of some dreaded other shoe." People, that is, like me.